{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "4281",
    "entityType": "Playlist",
    "nonce": "0x4db7aacb80065813c1002faf569ae6fab34bfb633fa627549f0048cbf1af4d67",
    "signature": "0xac64f184628a14ef4ee723fb88d8a65451b916dcb67867c1c1e2703beb52b17378957d9b6405e90f4a16534e8030c98c714911afa41789ad6c277cdea5c708ec1c",
    "signer": "0xB3CCCdE1D0E83236E61b43A0C53a57b049c88445",
    "userId": "700560752"
  }
}